JP4902788B2 - 細径繊維のシート状集合体、その製造方法およびその製造装置 - Google Patents

細径繊維のシート状集合体、その製造方法およびその製造装置 Download PDF

Info

Publication number
JP4902788B2
JP4902788B2 JP2010516101A JP2010516101A JP4902788B2 JP 4902788 B2 JP4902788 B2 JP 4902788B2 JP 2010516101 A JP2010516101 A JP 2010516101A JP 2010516101 A JP2010516101 A JP 2010516101A JP 4902788 B2 JP4902788 B2 JP 4902788B2
Authority
JP
Japan
Prior art keywords
nozzle
sheet
spinning
solution
collector plate
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
JP2010516101A
Other languages
English (en)
Japanese (ja)
Other versions
JPWO2010055668A1 (ja
Inventor
康彦 深澤
一志 木村
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Koken Co Ltd
Original Assignee
Koken Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Koken Co Ltd filed Critical Koken Co Ltd
Priority to JP2010516101A priority Critical patent/JP4902788B2/ja
Application granted granted Critical
Publication of JP4902788B2 publication Critical patent/JP4902788B2/ja
Publication of JPWO2010055668A1 publication Critical patent/JPWO2010055668A1/ja
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Classifications

    • D—TEXTILES; PAPER
    • D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
    • D01D—MECHANICAL METHODS OR APPARATUS IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS
    • D01D5/00—Formation of filaments, threads, or the like
    • D01D5/0007—Electro-spinning
    • D01D5/0015—Electro-spinning characterised by the initial state of the material
    • D01D5/003—Electro-spinning characterised by the initial state of the material the material being a polymer solution or dispersion
    • D01D5/0038—Electro-spinning characterised by the initial state of the material the material being a polymer solution or dispersion the fibre formed by solvent evaporation, i.e. dry electro-spinning
    • D—TEXTILES; PAPER
    • D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
    • D01F—CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
    • D01F6/00—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof
    • D01F6/44—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from mixtures of polymers obtained by reactions only involving carbon-to-carbon unsaturated bonds as major constituent with other polymers or low-molecular-weight compounds
    • D01F6/50—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from mixtures of polymers obtained by reactions only involving carbon-to-carbon unsaturated bonds as major constituent with other polymers or low-molecular-weight compounds of polyalcohols, polyacetals or polyketals
    • D—TEXTILES; PAPER
    • D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
    • D04H—MAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARY MATERIAL; FABRICS MADE BY SUCH PROCESSES OR APPARATUS, e.g. FELTS, NON-WOVEN FABRICS; COTTON-WOOL; WADDING ; NON-WOVEN FABRICS FROM STAPLE FIBRES, FILAMENTS OR YARNS, BONDED WITH AT LEAST ONE WEB-LIKE MATERIAL DURING THEIR CONSOLIDATION
    • D04H1/00—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres
    • D04H1/40—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties
    • D04H1/42—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties characterised by the use of certain kinds of fibres insofar as this use has no preponderant influence on the consolidation of the fleece
    • D04H1/4282—Addition polymers
    • D04H1/4309—Polyvinyl alcohol
    • D—TEXTILES; PAPER
    • D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
    • D04H—MAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARY MATERIAL; FABRICS MADE BY SUCH PROCESSES OR APPARATUS, e.g. FELTS, NON-WOVEN FABRICS; COTTON-WOOL; WADDING ; NON-WOVEN FABRICS FROM STAPLE FIBRES, FILAMENTS OR YARNS, BONDED WITH AT LEAST ONE WEB-LIKE MATERIAL DURING THEIR CONSOLIDATION
    • D04H1/00—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres
    • D04H1/40—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties
    • D04H1/42—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties characterised by the use of certain kinds of fibres insofar as this use has no preponderant influence on the consolidation of the fleece
    • D04H1/4282—Addition polymers
    • D04H1/4318—Fluorine series
    • D—TEXTILES; PAPER
    • D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
    • D04H—MAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARY MATERIAL; FABRICS MADE BY SUCH PROCESSES OR APPARATUS, e.g. FELTS, NON-WOVEN FABRICS; COTTON-WOOL; WADDING ; NON-WOVEN FABRICS FROM STAPLE FIBRES, FILAMENTS OR YARNS, BONDED WITH AT LEAST ONE WEB-LIKE MATERIAL DURING THEIR CONSOLIDATION
    • D04H1/00—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres
    • D04H1/40—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties
    • D04H1/42—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties characterised by the use of certain kinds of fibres insofar as this use has no preponderant influence on the consolidation of the fleece
    • D04H1/4382—Stretched reticular film fibres; Composite fibres; Mixed fibres; Ultrafine fibres; Fibres for artificial leather
    • D04H1/43838—Ultrafine fibres, e.g. microfibres
    • D—TEXTILES; PAPER
    • D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
    • D04H—MAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARY MATERIAL; FABRICS MADE BY SUCH PROCESSES OR APPARATUS, e.g. FELTS, NON-WOVEN FABRICS; COTTON-WOOL; WADDING ; NON-WOVEN FABRICS FROM STAPLE FIBRES, FILAMENTS OR YARNS, BONDED WITH AT LEAST ONE WEB-LIKE MATERIAL DURING THEIR CONSOLIDATION
    • D04H1/00—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres
    • D04H1/40—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties
    • D04H1/54—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties by welding together the fibres, e.g. by partially melting or dissolving
    • D04H1/56—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties by welding together the fibres, e.g. by partially melting or dissolving in association with fibre formation, e.g. immediately following extrusion of staple fibres
    • D—TEXTILES; PAPER
    • D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
    • D04H—MAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARY MATERIAL; FABRICS MADE BY SUCH PROCESSES OR APPARATUS, e.g. FELTS, NON-WOVEN FABRICS; COTTON-WOOL; WADDING ; NON-WOVEN FABRICS FROM STAPLE FIBRES, FILAMENTS OR YARNS, BONDED WITH AT LEAST ONE WEB-LIKE MATERIAL DURING THEIR CONSOLIDATION
    • D04H1/00—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres
    • D04H1/70—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres characterised by the method of forming fleeces or layers, e.g. reorientation of fibres
    • D04H1/72—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres characterised by the method of forming fleeces or layers, e.g. reorientation of fibres the fibres being randomly arranged
    • D04H1/728—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres characterised by the method of forming fleeces or layers, e.g. reorientation of fibres the fibres being randomly arranged by electro-spinning
    • D—TEXTILES; PAPER
    • D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
    • D04H—MAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARY MATERIAL; FABRICS MADE BY SUCH PROCESSES OR APPARATUS, e.g. FELTS, NON-WOVEN FABRICS; COTTON-WOOL; WADDING ; NON-WOVEN FABRICS FROM STAPLE FIBRES, FILAMENTS OR YARNS, BONDED WITH AT LEAST ONE WEB-LIKE MATERIAL DURING THEIR CONSOLIDATION
    • D04H3/00—Non-woven fabrics formed wholly or mainly of yarns or like filamentary material of substantial length
    • D04H3/08—Non-woven fabrics formed wholly or mainly of yarns or like filamentary material of substantial length characterised by the method of strengthening or consolidating
    • D04H3/16—Non-woven fabrics formed wholly or mainly of yarns or like filamentary material of substantial length characterised by the method of strengthening or consolidating with bonds between thermoplastic filaments produced in association with filament formation, e.g. immediately following extrusion
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2239/00—Aspects relating to filtering material for liquid or gaseous fluids
    • B01D2239/06—Filter cloth, e.g. knitted, woven non-woven; self-supported material
    • B01D2239/0604—Arrangement of the fibres in the filtering material
    • B01D2239/0622—Melt-blown
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2239/00—Aspects relating to filtering material for liquid or gaseous fluids
    • B01D2239/06—Filter cloth, e.g. knitted, woven non-woven; self-supported material
    • B01D2239/0604—Arrangement of the fibres in the filtering material
    • B01D2239/0631—Electro-spun
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2239/00—Aspects relating to filtering material for liquid or gaseous fluids
    • B01D2239/06—Filter cloth, e.g. knitted, woven non-woven; self-supported material
    • B01D2239/065—More than one layer present in the filtering material
    • B01D2239/0654—Support layers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2239/00—Aspects relating to filtering material for liquid or gaseous fluids
    • B01D2239/10—Filtering material manufacturing
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2239/00—Aspects relating to filtering material for liquid or gaseous fluids
    • B01D2239/12—Special parameters characterising the filtering material
    • B01D2239/1233—Fibre diameter
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T442/00—Fabric [woven, knitted, or nonwoven textile or cloth, etc.]
    • Y10T442/30—Woven fabric [i.e., woven strand or strip material]
    • Y10T442/3707—Woven fabric including a nonwoven fabric layer other than paper
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T442/00—Fabric [woven, knitted, or nonwoven textile or cloth, etc.]
    • Y10T442/60—Nonwoven fabric [i.e., nonwoven strand or fiber material]
    • Y10T442/608—Including strand or fiber material which is of specific structural definition
    • Y10T442/614—Strand or fiber material specified as having microdimensions [i.e., microfiber]
    • Y10T442/626—Microfiber is synthetic polymer

Landscapes

  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Dispersion Chemistry (AREA)
  • Mechanical Engineering (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Nonwoven Fabrics (AREA)
  • Filtering Materials (AREA)
  • Spinning Methods And Devices For Manufacturing Artificial Fibers (AREA)
JP2010516101A 2008-11-14 2009-11-12 細径繊維のシート状集合体、その製造方法およびその製造装置 Active JP4902788B2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2010516101A JP4902788B2 (ja) 2008-11-14 2009-11-12 細径繊維のシート状集合体、その製造方法およびその製造装置

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
JP2008292747 2008-11-14
JP2008292747 2008-11-14
JP2010516101A JP4902788B2 (ja) 2008-11-14 2009-11-12 細径繊維のシート状集合体、その製造方法およびその製造装置
PCT/JP2009/006057 WO2010055668A1 (ja) 2008-11-14 2009-11-12 細径繊維のシート状集合体、その製造方法およびその製造装置

Publications (2)

Publication Number Publication Date
JP4902788B2 true JP4902788B2 (ja) 2012-03-21
JPWO2010055668A1 JPWO2010055668A1 (ja) 2012-04-12

Family

ID=42169813

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2010516101A Active JP4902788B2 (ja) 2008-11-14 2009-11-12 細径繊維のシート状集合体、その製造方法およびその製造装置

Country Status (11)

Country Link
US (1) US10815587B2 (ko)
EP (1) EP2348145B1 (ko)
JP (1) JP4902788B2 (ko)
KR (1) KR101189637B1 (ko)
CN (1) CN102131972B (ko)
AU (1) AU2009315172B2 (ko)
BR (1) BRPI0912938B1 (ko)
CA (1) CA2732242C (ko)
HK (1) HK1157416A1 (ko)
RU (1) RU2471901C2 (ko)
WO (1) WO2010055668A1 (ko)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5651393B2 (ja) 2010-07-08 2015-01-14 出光興産株式会社 石油樹脂の製造方法
US9091007B2 (en) * 2012-12-10 2015-07-28 Taipei Medical University Electrospinning apparatus with a sideway motion device and a method of using the same
WO2014175380A1 (ja) * 2013-04-26 2014-10-30 日本バルカー工業株式会社 黒色ポリテトラフルオロエチレン多孔質膜およびその製造方法と用途
KR102001006B1 (ko) * 2017-09-29 2019-07-17 주식회사 창명산업 전기방사장치 및 이를 구비한 필터 제조 시스템
CN110485061B (zh) * 2018-05-15 2021-07-27 北京服装学院 一种溶液调湿空调用静电纺纳米纤维填料
US20220195629A1 (en) * 2019-05-22 2022-06-23 Yimao Environmental Technology Co., Ltd. Centrifugal spinning apparatus and planar receiving-type centrifugal spinning automatic production device
JPWO2021039981A1 (ko) * 2019-08-30 2021-03-04

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH11107047A (ja) * 1997-10-07 1999-04-20 Kuraray Co Ltd ポリビニルアルコール系難燃繊維の製造方法
JP2000178864A (ja) * 1998-12-14 2000-06-27 Kuraray Co Ltd 不織布構造体の製造方法及び不織布構造体
JP2004316022A (ja) * 2003-04-16 2004-11-11 Japan Vilene Co Ltd 不溶化ポリビニルアルコール繊維集合体及びその製造方法
JP2005264420A (ja) * 2004-02-19 2005-09-29 Toray Ind Inc ナノファイバー合成紙およびその製造方法
JP2006144138A (ja) * 2004-11-16 2006-06-08 Gunze Ltd フッ素不織布の製造方法及びフッ素不織布

Family Cites Families (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SU1158642A1 (ru) * 1982-12-10 1985-05-30 Специальное Конструкторско-Технологическое Бюро Института Физической Химии Ан Усср Фильтрующий материал
JPS63145465A (ja) 1986-12-04 1988-06-17 株式会社クラレ ポリビニルアルコ−ル系微細繊維シ−ト状物及びその製造方法
US5866285A (en) * 1997-06-12 1999-02-02 Eastman Kodak Company Auxiliary layer for imaging elements containing solvent-soluble fluoropolymer
US6066396A (en) * 1997-10-07 2000-05-23 Kuraray Co., Ltd. Flame-retardant polyvinyl alcohol base fiber
KR100458946B1 (ko) * 2002-08-16 2004-12-03 (주)삼신크리에이션 나노섬유 제조를 위한 전기방사장치 및 이를 위한방사노즐팩
US7445125B2 (en) 2003-05-19 2008-11-04 Harvest Technologies Corporation Method and apparatus for separating fluid components
US7374416B2 (en) * 2003-11-21 2008-05-20 Kimberly-Clark Worldwide, Inc. Apparatus and method for controlled width extrusion of filamentary curtain
EP1743975B1 (en) 2004-02-19 2019-04-10 Toray Industries, Inc. Nano-fiber compounded solution, emulsion and gelling material and method for production thereof, and nano-fiber synthetic paper and method for production thereof
JP2005264353A (ja) 2004-03-16 2005-09-29 Japan Vilene Co Ltd 繊維集合体の製造方法及び製造装置
JP4753874B2 (ja) * 2004-07-01 2011-08-24 旭化成株式会社 セルロース不織布
DE102004031971A1 (de) * 2004-07-01 2006-01-19 Wacker Polymer Systems Gmbh & Co. Kg Verfahren zur Herstellung von Polyvinylacetalen
KR101061081B1 (ko) * 2004-09-17 2011-08-31 니혼바이린 가부시기가이샤 섬유 집합체의 제조 방법 및 섬유 집합체의 제조 장치
DE102004058924A1 (de) * 2004-12-07 2006-06-08 Roche Diagnostics Gmbh Testelement mit Nanofasern
JP4153917B2 (ja) 2005-03-22 2008-09-24 本田技研工業株式会社 サンシェード装置
JP4657782B2 (ja) 2005-04-07 2011-03-23 帝人テクノプロダクツ株式会社 高捕集効率と低圧力損失とを兼ね備えたフィルター
WO2007024445A1 (en) * 2005-08-19 2007-03-01 Hollingsworth & Vose Company Hvac meltblown nanoweb filter media
EP2455453A1 (en) * 2006-09-06 2012-05-23 Corning Incorporated Substrate for immobilizing cells or tissue
US8978899B2 (en) * 2007-08-01 2015-03-17 Donaldson Company, Inc. Fluoropolymer fine fiber
KR20110059541A (ko) * 2009-11-27 2011-06-02 니혼바이린 가부시기가이샤 방사 장치, 부직포 제조 장치, 부직포의 제조 방법 및 부직포

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH11107047A (ja) * 1997-10-07 1999-04-20 Kuraray Co Ltd ポリビニルアルコール系難燃繊維の製造方法
JP2000178864A (ja) * 1998-12-14 2000-06-27 Kuraray Co Ltd 不織布構造体の製造方法及び不織布構造体
JP2004316022A (ja) * 2003-04-16 2004-11-11 Japan Vilene Co Ltd 不溶化ポリビニルアルコール繊維集合体及びその製造方法
JP2005264420A (ja) * 2004-02-19 2005-09-29 Toray Ind Inc ナノファイバー合成紙およびその製造方法
JP2006144138A (ja) * 2004-11-16 2006-06-08 Gunze Ltd フッ素不織布の製造方法及びフッ素不織布

Also Published As

Publication number Publication date
EP2348145B1 (en) 2014-04-02
KR20110044785A (ko) 2011-04-29
CN102131972B (zh) 2013-05-22
JPWO2010055668A1 (ja) 2012-04-12
US20110159765A1 (en) 2011-06-30
AU2009315172A1 (en) 2010-05-20
WO2010055668A1 (ja) 2010-05-20
EP2348145A1 (en) 2011-07-27
BRPI0912938A2 (pt) 2018-07-10
KR101189637B1 (ko) 2012-10-12
RU2471901C2 (ru) 2013-01-10
BRPI0912938B1 (pt) 2020-03-31
HK1157416A1 (en) 2012-06-29
US10815587B2 (en) 2020-10-27
CA2732242C (en) 2013-05-14
CA2732242A1 (en) 2010-05-20
RU2011103416A (ru) 2012-09-27
AU2009315172B2 (en) 2014-05-22
EP2348145A4 (en) 2012-08-15
CN102131972A (zh) 2011-07-20

Similar Documents

Publication Publication Date Title
JP4902788B2 (ja) 細径繊維のシート状集合体、その製造方法およびその製造装置
US8206481B2 (en) HEPA (H-10) performance synthetic nonwoven and nanofiber composite filter media
KR101072183B1 (ko) 나노웹 필터의 제조방법 및 그에 의해서 제조된 나노웹필터
KR101643431B1 (ko) 복합 필터 매체의 제조 방법
JP6269922B2 (ja) 繊維シート及びこれを用いた繊維製品
KR100714219B1 (ko) 나노소재를 이용한 복합섬유필터 및 그 제조장치 및 방법
JP5009100B2 (ja) 極細繊維不織布及びその製造方法、並びにその製造装置
KR20080017324A (ko) 필터 여과재, 그의 제조 방법 및 사용 방법, 및 필터 유닛
JP6011526B2 (ja) 混繊不織布とこれを用いてなる濾材
JP7077575B2 (ja) 混繊不織布、積層体、フィルター用濾材及びこれらの製造方法
WO2010014980A2 (en) Composite filter media
DE102009026276A1 (de) Verbundfiltermedium
WO2017018317A1 (ja) 繊維積層体
KR101905563B1 (ko) 부직포 적층체, 그의 제조 방법 및 이를 포함하는 캐빈 에어 필터
EP3476455A1 (en) Filter medium and manufacturing method therefor
JP4133830B2 (ja) エレクトレット体の製造方法及び製造装置
JP6624589B2 (ja) 積層不織布の製造方法
JP2015010313A (ja) 濾材およびその製造方法
CN113646474A (zh) 复合结构体、其制造方法及包含所述复合结构体的滤材
JP2007152216A (ja) フィルター用不織布
JP4737039B2 (ja) 吸気用フィルター不織布
JP2009275327A (ja) スパンボンド不織布およびそれを用いたエアフィルター
JP2022085147A (ja) 積層体及びその製造方法
JP2023142116A (ja) 繊維シートおよびその製造方法

Legal Events

Date Code Title Description
TRDD Decision of grant or rejection written
A01 Written decision to grant a patent or to grant a registration (utility model)

Free format text: JAPANESE INTERMEDIATE CODE: A01

Effective date: 20111206

A01 Written decision to grant a patent or to grant a registration (utility model)

Free format text: JAPANESE INTERMEDIATE CODE: A01

A61 First payment of annual fees (during grant procedure)

Free format text: JAPANESE INTERMEDIATE CODE: A61

Effective date: 20111228

R150 Certificate of patent or registration of utility model

Ref document number: 4902788

Country of ref document: JP

Free format text: JAPANESE INTERMEDIATE CODE: R150

Free format text: JAPANESE INTERMEDIATE CODE: R150

FPAY Renewal fee payment (event date is renewal date of database)

Free format text: PAYMENT UNTIL: 20150113

Year of fee payment: 3

R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250

R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250

R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250

R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250

R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250

R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250

R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250